1990202880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{593}}^1$

素因数の和:661

約数の個数: 320

約数和(自身を含む): 7000266240

約数和(自身を除く): 5010063360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 32, 38, 40, 46, 48, 57, 60, 64, 69, 76, 80, 92, 95, 96, 114, 115, 120, 128, 138, 152, 160, 184, 190, 192, 228, 230, 240, 256, 276, 285, 304, 320, 345, 368, 380, 384, 437, 456, 460, 480, 512, 552, 570, 593, 608, 640, 690, 736, 760, 768, 874, 912, 920, 960, 1104, 1140, 1186, 1216, 1280, 1311, 1380, 1472, 1520, 1536, 1748, 1779, 1824, 1840, 1920, 2185, 2208, 2280, 2372, 2432, 2560, 2622, 2760, 2944, 2965, 3040, 3496, 3558, 3648, 3680, 3840, 4370, 4416, 4560, 4744, 4864, 5244, 5520, 5888, 5930, 6080, 6555, 6992, 7116, 7296, 7360, 7680, 8740, 8832, 8895, 9120, 9488, 9728, 10488, 11040, 11267, 11776, 11860, 12160, 13110, 13639, 13984, 14232, 14592, 14720, 17480, 17664, 17790, 18240, 18976, 20976, 22080, 22534, 23720, 24320, 26220, 27278, 27968, 28464, 29184, 29440, 33801, 34960, 35328, 35580, 36480, 37952, 40917, 41952, 44160, 45068, 47440, 48640, 52440, 54556, 55936, 56335, 56928, 58880, 67602, 68195, 69920, 71160, 72960, 75904, 81834, 83904, 88320, 90136, 94880, 104880, 109112, 111872, 112670, 113856, 135204, 136390, 139840, 142320, 145920, 151808, 163668, 167808, 169005, 176640, 180272, 189760, 204585, 209760, 218224, 223744, 225340, 227712, 259141, 270408, 272780, 279680, 284640, 303616, 327336, 335616, 338010, 360544, 379520, 409170, 419520, 436448, 450680, 455424, 518282, 540816, 545560, 559360, 569280, 654672, 671232, 676020, 721088, 759040, 777423, 818340, 839040, 872896, 901360, 910848, 1036564, 1081632, 1091120, 1118720, 1138560, 1295705, 1309344, 1352040, 1442176, 1518080, 1554846, 1636680, 1678080, 1745792, 1802720, 2073128, 2163264, 2182240, 2277120, 2591410, 2618688, 2704080, 2884352, 3109692, 3273360, 3356160, 3491584, 3605440, 3887115, 4146256, 4326528, 4364480, 4554240, 5182820, 5237376, 5408160, 5768704, 6219384, 6546720, 6983168, 7210880, 7774230, 8292512, 8653056, 8728960, 10365640, 10474752, 10816320, 12438768, 13093440, 14421760, 15548460, 16585024, 17306112, 17457920, 20731280, 20949504, 21632640, 24877536, 26186880, 28843520, 31096920, 33170048, 34915840, 41462560, 43265280, 49755072, 52373760, 62193840, 66340096, 82925120, 86530560, 99510144, 104747520, 124387680, 132680192, 165850240, 199020288, 248775360, 331700480, 398040576, 497550720, 663400960, 995101440, 1990202880]

約数ペア:

[(1, 1990202880), (2, 995101440), (3, 663400960), (4, 497550720), (5, 398040576), (6, 331700480), (8, 248775360), (10, 199020288), (12, 165850240), (15, 132680192), (16, 124387680), (19, 104747520), (20, 99510144), (23, 86530560), (24, 82925120), (30, 66340096), (32, 62193840), (38, 52373760), (40, 49755072), (46, 43265280), (48, 41462560), (57, 34915840), (60, 33170048), (64, 31096920), (69, 28843520), (76, 26186880), (80, 24877536), (92, 21632640), (95, 20949504), (96, 20731280), (114, 17457920), (115, 17306112), (120, 16585024), (128, 15548460), (138, 14421760), (152, 13093440), (160, 12438768), (184, 10816320), (190, 10474752), (192, 10365640), (228, 8728960), (230, 8653056), (240, 8292512), (256, 7774230), (276, 7210880), (285, 6983168), (304, 6546720), (320, 6219384), (345, 5768704), (368, 5408160), (380, 5237376), (384, 5182820), (437, 4554240), (456, 4364480), (460, 4326528), (480, 4146256), (512, 3887115), (552, 3605440), (570, 3491584), (593, 3356160), (608, 3273360), (640, 3109692), (690, 2884352), (736, 2704080), (760, 2618688), (768, 2591410), (874, 2277120), (912, 2182240), (920, 2163264), (960, 2073128), (1104, 1802720), (1140, 1745792), (1186, 1678080), (1216, 1636680), (1280, 1554846), (1311, 1518080), (1380, 1442176), (1472, 1352040), (1520, 1309344), (1536, 1295705), (1748, 1138560), (1779, 1118720), (1824, 1091120), (1840, 1081632), (1920, 1036564), (2185, 910848), (2208, 901360), (2280, 872896), (2372, 839040), (2432, 818340), (2560, 777423), (2622, 759040), (2760, 721088), (2944, 676020), (2965, 671232), (3040, 654672), (3496, 569280), (3558, 559360), (3648, 545560), (3680, 540816), (3840, 518282), (4370, 455424), (4416, 450680), (4560, 436448), (4744, 419520), (4864, 409170), (5244, 379520), (5520, 360544), (5888, 338010), (5930, 335616), (6080, 327336), (6555, 303616), (6992, 284640), (7116, 279680), (7296, 272780), (7360, 270408), (7680, 259141), (8740, 227712), (8832, 225340), (8895, 223744), (9120, 218224), (9488, 209760), (9728, 204585), (10488, 189760), (11040, 180272), (11267, 176640), (11776, 169005), (11860, 167808), (12160, 163668), (13110, 151808), (13639, 145920), (13984, 142320), (14232, 139840), (14592, 136390), (14720, 135204), (17480, 113856), (17664, 112670), (17790, 111872), (18240, 109112), (18976, 104880), (20976, 94880), (22080, 90136), (22534, 88320), (23720, 83904), (24320, 81834), (26220, 75904), (27278, 72960), (27968, 71160), (28464, 69920), (29184, 68195), (29440, 67602), (33801, 58880), (34960, 56928), (35328, 56335), (35580, 55936), (36480, 54556), (37952, 52440), (40917, 48640), (41952, 47440), (44160, 45068)]